1. All of these criteria are used to classify an organism as a member of the plant, animal, or
fungi kingdom EXCEPT which one?
A) the organism's life cycle
B) the means by which the organism transports itself
C) the structure or body plan of the organism
D) the mode of nutrition of the organism
2. Which one of the following is a kingdom?
A) Eukarya
B) Primates
C) Archaea
D) Animalia
E) Bacteria
3. A mad scientist has ripped apart an atom and collected all the subatomic particles located in
the nucleus of the atom. Which one of the following has he collected?
A) electrons
B) protons
C) protons and neutrons
D) electrons and protons
E) neutrons and electrons
4. Which one of the following statements is TRUE regarding the structure of the atom?
A) The nucleus is composed of equal numbers of positively charged particles and
negatively charged particles.
B) All electrons are located at the same distance from the nucleus.
C) In small elements, such as carbon, electrons have a positive charge; in larger
elements, such as barium, electrons have a negative charge.
D) Most of the mass of an atom is due to its protons and neutrons.
E) Neutrons carry a negative charge.
, 5. Which one of the following statements CORRECTLY describes the relationship between an
atom and an element?
A) An element is the fundamental unit of an atom.
B) An element is composed of atoms that are joined together by ionic and covalent
bonds.
C) An atom is composed of different elements that are joined together by ionic and
covalent bonds.
D) An atom is the smallest unit of an element that demonstrates all of the properties of
that element.
6. The total number of protons and neutrons in an atom can best be determined by
A) atomic mass.
B) the subscript number following the chemical symbol.
C) the atomic number.
D) the charge of the atom.
E) the chemical symbol.
7. Nitrogen has an atomic number of 7 and an atomic mass of 14. Therefore, Nitrogen has
________ electrons and ________ neutrons.
A) 7, 14
B) 14, 14
C) 14, 7
D) 7, 7
E) 7, 21
8. An example of potential energy is/are
A) bonds that hold atoms together.
B) energy for creating new molecules.
C) dancing.
D) running a marathon.
9. Which one of the following is TRUE regarding water?
A) Each molecule of water consists of two atoms of hydrogen and one atom of oxygen
covalently bonded to each other.
B) The oxygen side of the water molecule is partially positive.
C) Water is a type of ion.
D) Electrons are shared equally between the atoms of water.
E) Water molecules are attracted to each other by ionic bonds.
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